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Repackaging of Jayes (Eclipse Code Recommenders) to make it available in Maven.
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/**
 * Copyright (c) 2012 Michael Kutschke.
 * All rights reserved. This program and the accompanying materials
 * are made available under the terms of the Eclipse Public License v1.0
 * which accompanies this distribution, and is available at
 * http://www.eclipse.org/legal/epl-v10.html
 *
 * Contributors:
 *    Michael Kutschke - initial API and implementation.
 */
package cc.kave.repackaged.jayes.factor.arraywrapper;

import java.util.Arrays;
import java.util.Iterator;

import cc.kave.repackaged.jayes.internal.util.ArrayUtils;

public class FloatArrayWrapper implements IArrayWrapper {

	private float[] array;
	
	public FloatArrayWrapper(float... array) {
		this.array = array;
	}
	
	@Override
	public void setArray(double... array) {
		setArray(ArrayUtils.toFloatArray(array));

	}

	@Override
	public void setArray(float... array) {
		this.array = array;

	}

	@Override
	public double[] toDoubleArray() {
		return ArrayUtils.toDoubleArray(array);
	}

	@Override
	public float[] toFloatArray() {
		return array;
	}

	@Override
	public void set(int index, double d) {
		array[index] = (float)d;
	}

	@Override
	public void set(int index, float d) {
		array[index] = d;
	}

	@Override
	public void mulAssign(int index, double d) {
		array[index] *= (float)d;
	}

	@Override
	public void mulAssign(int index, float d) {
		array[index] *= d;
	}

	@Override
	public void mulAssign(int index, IArrayWrapper arg, int argIndex) {
		array[index] *= arg.getFloat(argIndex);
	}

	@Override
	public void addAssign(int index, double d) {
		array[index] += (float) d;
	}

	@Override
	public void addAssign(int index, float d) {
		array[index] += d;
	}

	@Override
	public void addAssign(int index, IArrayWrapper arg, int argIndex) {
		array[index] += arg.getFloat(argIndex);
	}

	@Override
	public double getDouble(int index) {
		return (double) array[index];
	}

	@Override
	public float getFloat(int index) {
		return array[index];
	}

	@Override
	public int length() {
		return array.length;
	}

	@Override
	public void copy(double... array) {
		setArray(array);
	}

	@Override
	public void copy(float... array) {
		this.array = array.clone();
	}

	@Override
	public void copy(IArrayWrapper array) {
		copy(array.toFloatArray());
	}

	@Override
	public void fill(double d) {
		Arrays.fill(array, (float)d);
	}

	@Override
	public void fill(float d) {
		Arrays.fill(array,d);
	}

	@Override
	public void arrayCopy(IArrayWrapper src, int srcOffset, int destOffset,
			int length) {
		System.arraycopy(src.toFloatArray(), srcOffset, array, destOffset, length);
	}

	@Override
	public void newArray(int capacity) {
		array = new float[capacity];
	}
	
	@Override
	public FloatArrayWrapper clone(){
		FloatArrayWrapper clone;
		try {
			clone = (FloatArrayWrapper) super.clone();
			clone.array = array.clone();
			return clone;
		} catch (CloneNotSupportedException e) {
			throw new AssertionError("This should not happen");
		}
	}

	@Override
	public int sizeOfElement() {
		return 4;
	}
	
	@Override
	public Iterator iterator() {
		return new Iterator(){
			
			private int index = 0;

			@Override
			public boolean hasNext() {
				return index < array.length;
			}

			@Override
			public Number next() {
				index++;
				return array[index-1];
			}

			@Override
			public void remove() {
				throw new UnsupportedOperationException();
			}
			
		};
	}
}